Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 840 [Rate centres in NPA 840] [Dial plan for NPA 840]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
840-300 A Redlands CA LSANCAJWIMD  965H FRACTEL, LLC 730      
840-300 0 Redlands CA   965H FRACTEL, LLC 730   2021-09-13   
840-300 1 Redlands CA   073H TELNYX LLC 730   2021-09-19   
840-300 3 Redlands CA   965H FRACTEL, LLC 730   2021-09-13   
840-300 4 Redlands CA   939H COMMIO, LLC 730   2021-10-11   
840-300 5 Redlands CA   939H COMMIO, LLC 730   2021-10-11   
840-300 6 Redlands CA   939H COMMIO, LLC 730   2021-10-11   
840-300 7 Redlands CA   649C ONVOY, LLC - CA 730   2021-10-03   
840-300 8 Redlands CA   649C ONVOY, LLC - CA 730   2021-10-03   
840-300 9 Redlands CA   649C ONVOY, LLC - CA 730   2021-10-03   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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